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Super Duplex Steel Pipes are widely used in industries that demand exceptional corrosion resistance and high strength. These pipes perform efficiently in marine, chemical, and petrochemical applications where exposure to harsh conditions is common. Known for their durability, they withstand stress corrosion cracking and pitting, making them a reliable option for long-term projects. With excellent mechanical properties, these pipes ensure better performance even under extreme pressure and temperature. Their adaptability in oil & gas, desalination, and water treatment projects makes them a preferred choice. Choosing Super Duplex Steel Pipes means investing in reliability and extended service life.
Super Duplex Steel Flanges are designed for strength and resilience, making them suitable for pipelines carrying corrosive fluids. These flanges are widely used in chemical plants, seawater systems, and offshore industries. Known for their excellent resistance to stress corrosion cracking and erosion, they ensure leak-proof connections in critical applications. Their ability to withstand high pressure and temperature makes them a trusted solution for demanding environments. Super Duplex Steel Flanges are preferred for projects where long-term reliability is essential. They offer superior performance, reduced maintenance costs, and enhanced safety, making them an ideal choice for modern industrial applications.
ASTM A790 Super Duplex Steel UNS S32550 Pipes & Tubes Specification
Grades : Duplex Steel – UNS S32550
Standards: ASTM, ASME and API
Specifications: ASTM A790 / ASME SA790, ASTM A789 / ASME SA A789
Size: 1/8″ NB To 24″ NB (Seamless / Welded / EFW)
Length: 10mm to 6100mm & As per Clients Requirements.
Schedul: Sch.5 to Sch.160 & Sch. STD, Sch. XS, Sch. XXS
Form: Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes
Finish: Bright, Black, Polish, Cold drawn, Polished, Aluminium
Pipe End: Plain End, Beveled End, Treaded End
Our Super Duplex Steel S32550 Pipes conforms to NACE MR0175/ISO 15156.
| Standard | WERKSTOFF NR. | UNS | GOST | AFNOR | JIS | BS | EN |
|---|---|---|---|---|---|---|---|
| S32550 | 1.4507 | S32550 | - | - | - | - | - |
| Grade | Ni | Mo | C | Mn | Si | Cr | Cu | P | S | N |
|---|---|---|---|---|---|---|---|---|---|---|
| S32550 | 6.0 - 8.0 | 0.1 - 0.25 | 0.04 max | 1.5 max | 1.0 max | 24.0 - 27.0 | 1.5 max | 0.04 max | 0.03 max | 4.5 - 6.5 |
| Grade | Hardness Rockwell (HRC) Max | Tensile Strength | Yield Strength (0.2% Offset) | Elongation (% in 50mm) |
|---|---|---|---|---|
| S32550 | 32 max. | 760 min. (MPa) | 550 min. (MPa) | 15 % |
| Duplex Steel UNS S32550 Precision Tubes in Nigeria | Duplex Steel S32550 Rectangular Tubes in Egypt |
| Duplex Steel S32550 Seamless Pipes Supplier in Chile | UNS S32550 Square Pipes Exporter in South Africa |
| Duplex Steel UNS S32550 Seamless Tubes in Africa | Duplex Steel UNS S32550 Square Tubes in Ghana |
| Duplex Steel DIN 1.4507 Welded Pipes in Tanzania | Duplex Steel S32550 Hollow Pipes Supplier in Ethiopia |
| Duplex Steel S32550 Welded Tubes in Madagascar | Duplex Steel UNS S32550 Hollow Tubes Supplier |
| Duplex Steel UNS S32550 Round Pipes Stockiest | ASTM A790 Duplex Steel UNS S32550 EFW Pipes |
| ASTM A790 Duplex Steel ERW Pipes Manufacturer | Duplex Steel UNS S32550 EFW Tubes Dealer in Zambia |
| Duplex Steel S32550 ERW Tubes Stockholder in Libya | ASTM/ASME A790,789 Duplex Steel Capillary Pipes |
| ASTM A789, 790 Duplex Steel Rectangular Pipes in Peru | Duplex Steel UNS S32550 Capillary Tubes in Brazil |
| ASME SA 789 Duplex Steel UNS S32550 Pipes/Tubes | Duplex Steel S32550 Pipes & Tubes in Algeria |
| Super Duplex UNS S32550 Polished Square Pipes Stockist | A789 UNS S32550 Export Bright Pipes Exporters |
As your one-stop manufacturing partner, Sunrise Industries maintains a complete inventory of ready-to-sell raw materials alongside custom parts fabrication and full engineering services. From prototyping to production, we provide everything at a single location—serving all industrial sectors and transforming manufacturing value chains.
